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33 lines
1.2 KiB
Plaintext
33 lines
1.2 KiB
Plaintext
dnl This Source Code Form is subject to the terms of the Mozilla Public
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dnl License, v. 2.0. If a copy of the MPL was not distributed with this
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dnl file, You can obtain one at http://mozilla.org/MPL/2.0/.
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dnl MOZ_CHECK_HEADER(HEADER-FILE, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]])
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AC_DEFUN([MOZ_CHECK_HEADER],
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[ dnl Do the transliteration at runtime so arg 1 can be a shell variable.
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ac_safe=`echo "$1" | sed 'y%./+-%__p_%'`
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AC_MSG_CHECKING([for $1])
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AC_CACHE_VAL(ac_cv_header_$ac_safe,
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[ AC_TRY_COMPILE([$4
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#include <$1>], ,
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eval "ac_cv_header_$ac_safe=yes",
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eval "ac_cv_header_$ac_safe=no") ])
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if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
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AC_MSG_RESULT(yes)
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ifelse([$2], , :, [$2])
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else
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AC_MSG_RESULT(no)
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ifelse([$3], , , [$3])
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fi
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])
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dnl MOZ_CHECK_HEADERS(HEADER-FILE... [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]])
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AC_DEFUN([MOZ_CHECK_HEADERS],
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[ for ac_hdr in $1
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do
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MOZ_CHECK_HEADER($ac_hdr,
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[ ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
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AC_DEFINE_UNQUOTED($ac_tr_hdr) $2], $3, [$4])
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done
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])
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